Introduction to Communication Systems Simulation.

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Here is your one-stop resource on the essentials of communications systems analysis and simulation. Presented in a straight forward, easy-to-understand manner, the book provides a thorough treatment of all the important fundamental topics such as sampling, frequency analysis, linear systems, and fil...

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Detalles Bibliográficos
Clasificación:Libro Electrónico
Autor principal: Schiff, Maurice
Formato: Electrónico eBook
Idioma:Inglés
Publicado: Norwood : Artech House, 2006.
Colección:Artech House mobile communications library.
Temas:
Telecommunication systems > Computer simulation.
Telecommunication.
Systèmes de télécommunications > Simulation par ordinateur.
Télécommunications.
telecommunications.
Telecommunication
Telecommunication systems > Computer simulation
Acceso en línea:Texto completo
Tabla de Contenidos:
  • Introduction to Communication Systems Simulation
  • Contents
  • Preface xiii
  • 1 Elements of a Communication System 1
  • 1.1 The Transmitter 1
  • 1.1.1 The Data Source 1
  • 1.1.2 Source Encoding 1
  • 1.1.3 Forward Error Correction 6
  • 1.1.4 Interleaving 7
  • 1.1.5 Baseband Filtering 8
  • 1.1.6 Modulation 8
  • 1.2 The Transmission Channel 8
  • 1.2.1 Additive White Gaussian Noise 9
  • 1.2.2 Interference 9
  • 1.2.3 Fading 9
  • 1.3 Receiver 10
  • 1.3.1 Frequency Offset 10
  • 1.3.2 Phase Offset 10
  • 1.3.3 Timing Offset 11
  • 1.3.4 Data Recovery 11
  • 1.4 Conclusion 11
  • Selected Bibliography 11
  • 2 Linear Time Invariant Systems 13
  • 2.1 LTI Systems 13
  • 2.2 Fourier Transform (FT) Theory 15
  • 2.3 The Digital Fourier Transform 17
  • 2.4 DFT Windows 21
  • 2.5 The Fast Fourier Transform 25
  • 2.6 Conclusion 27
  • Selected Bibliography 27
  • 3 Sampling 29
  • 3.1 The Sampling Operation 29
  • 3.2 The Nyquist Sampling Theorem 33
  • 3.3 Recovering the Signal from Its Samples 38
  • 3.4 Band-Pass Sampling 41
  • 3.5 Conclusion 44
  • Selected Bibliography 45
  • 4 Filters 47
  • 4.1 General Considerations 47
  • 4.2 The Laplace Transform 50
  • 4.3 Poles, Zeros, and Stability 51
  • 4.4 The Two Worlds of a Filter 53
  • 4.4.1 Infinite Impulse Response filters 53
  • 4.4.2 Finite Impulse Response Filters 54
  • 4.5 The z Transform 54
  • 4.6 From s to z 55
  • 4.7 Frequency Warping 58
  • 4.8 The IIR Filter 59
  • 4.9 General Implementation of a Filter of Form N(z)/D(z) 61
  • 4.10 Practical Consideration in IIR Filter Simulation 62
  • 4.11 Conclusion 63
  • Selected Bibliography 63
  • 5 Digital Detection 65
  • 5.1 The Vector Channel 65
  • 5.2 The Waveform Channel 68
  • 5.3 The Matched Filter Receiver 69
  • 5.4 From Signals to Vectors 73
  • 5.5 The I, Q Vector Space 76
  • 5.6 Conclusion 77
  • Selected Bibliography 77
  • 6 Modulation 79.
  • 6.1 Amplitude Modulation (MASK) 79
  • 6.2 Frequency Modulation (MFSK) 79
  • 6.3 Phase Modulation (MPSK) 83
  • 6.4 p/4 DQPSK Modulation 86
  • 6.5 Offset QPSK Modulation 86
  • 6.6 QAM Modulation 86
  • 6.7 MSK Modulation 88
  • 6.8 OFDM Modulation 89
  • 6.9 Pulse Position Modulation 92
  • 6.10 Pulse Width Modulation 93
  • 6.11 GSM EDGE Modulation 93
  • 6.12 Spread Spectrum Modulation 94
  • 6.12.1 Frequency Hopping 96
  • 6.12.2 Direct Sequence Pseudo Noise 96
  • 6.13 Conclusion 102
  • Selected Bibliography 102
  • 7 Demodulation 103
  • 7.1 In-Phase (I) and Quadrature (Q) Down Conversion Process 103
  • 7.2 Low-Pass Filtering 104
  • 7.2.1 CIC Filter 105
  • 7.2.2 Polyphase Filter 105
  • 7.2.3 Half Band Filter 106
  • 7.3 Offset Parameter Recovery 107
  • 7.3.1 Frequency Offset 107
  • 7.3.2 Data Timing 110
  • 7.4 Phase/Frequency Recovery 112
  • 7.4.1 BPSK 113
  • 7.4.2 QPSK 114
  • 7.4.3 Decision Feedback 115
  • 7.5 Conclusion 115
  • Selected Bibliography 117
  • 8 Baseband Pulse Shaping 119
  • 8.1 Baseband Pulse Analyses 119
  • 8.2 The Raised Cosine Pulse 122
  • 8.3 Intersymbol Interference and Eye Diagrams 125
  • 8.4 The Root Raised Cosine Filter 128
  • 8.5 Conclusion 129
  • Selected Bibliography 130
  • 9 Bit Error Rate Calculations 131
  • 9.1 The BER Measurement Process 131
  • 9.2 System Group Delay 133
  • 9.3 Eb/N0 Calibration 135
  • 9.3.1 Physical RF World Simulation 135
  • 9.3.2 Standard BER Runs 137
  • 9.4 Conclusion 137
  • Selected Bibliography 137
  • 10 Channel Models 139
  • 10.1 Flat Fading 139
  • 10.2 Rician Flat Fade 142
  • 10.3 The Jakes Model 143
  • 10.4 Frequency Selective Fading 144
  • 10.5 Effects of Fading on BER Performance 146
  • 10.6 Mitigating Fading 148
  • 10.6.1 Equalizers 148
  • 10.6.2 Diversity 153
  • 10.7 Conclusion 154
  • Selected Bibliography 154
  • 11 Nonlinear Amplifiers 155
  • 11.1 Intercept and Compression Points 155.
  • 11.2 TWT 159
  • 11.3 Spur Charts 159
  • 11.4 Conclusion 162
  • Selected Bibliography 162
  • 12 Baseband Simulation 163
  • 12.1 Basic Concept 163
  • 12.2 Pass-Band Filtering 164
  • 12.3 Baseband Noise 166
  • 12.4 Conclusion 167
  • Selected Bibliography 167
  • 13 Ultra-Wideband Systems 169
  • 13.1 Direct Sequence DS-UWB Systems 170
  • 13.1.1 Scrambler 170
  • 13.1.2 Forward Error Correction 171
  • 13.1.3 Puncturing 171
  • 13.1.4 Interleaver 172
  • 13.1.5 Modulation 173
  • 13.2 Multiband OFDM UWB-Multiband OFDM Alliance Systems 178
  • 13.2.1 FEC Coding 180
  • 13.2.2 Puncturing 181
  • 13.2.3 Modulation 181
  • 13.2.4 Carrier Modulation Frequency Agility 184
  • 13.3 Conclusion 184
  • Selected Bibliography 184
  • APPENDIX A
  • APPENDIX B
  • B.1 Probability Theory 187
  • B.1.1 Axioms of Probability 187
  • B.1.2 Dice Example 187
  • B.1.3 Conditional Probability 189
  • B.2 Random Variables 190
  • B.2.1 The Gaussian Random Variable 191
  • B.2.2 The Uniform Distribution 193
  • Selected Bibliography 193
  • APPENDIX C
  • Error Correcting Codes 195
  • C.1 Block Codes 195
  • C.1.1 Generating the Codes 195
  • C.2 Convolutional Codes 201
  • C.2.1 Punctured Codes 203
  • C.2.2 Decoding Convolutional Codes 204
  • C.2.3 Hard Versus Soft Decoding 205
  • Selected Bibliography 206
  • APPENDIX D
  • Trivia Question 207
  • Selected Bibliography 207
  • About the Author 209
  • Index 211.

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